CN103378409B - Umbrella type antenna element and antenna system - Google Patents
Umbrella type antenna element and antenna system Download PDFInfo
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- CN103378409B CN103378409B CN201210118101.XA CN201210118101A CN103378409B CN 103378409 B CN103378409 B CN 103378409B CN 201210118101 A CN201210118101 A CN 201210118101A CN 103378409 B CN103378409 B CN 103378409B
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- antenna
- sheet metal
- support portion
- wire
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Abstract
A kind of umbrella type antenna element and antenna system, comprising: be bent into the sheet metal of certain angle, the wire of helical coil, support portion, described sheet metal, and in Open Side Down, supported by support portion, antenna base is fixed in the lower end of described support portion.This antenna can arrange multiple reception antenna in common shark fin type car antenna outer cover, reception is good, effectively can solve that existing car antenna is long easily to be lost, and the space of multifunctional combination antenna is comparatively large, the aspect Problems existing such as complex structure.
Description
Technical field
The present invention relates to antenna oscillator and antenna system, more specifically, relate to a kind of umbrella type antenna element and antenna system.
Background technology
At present, the car antenna for receiving AM/FM radio broadcasting generally adopts monopole λ/4 wavelength to design the metallic rod shaped antenna oscillator of certain length, and this antenna oscillator is long.By the restriction of GB GB-11566-2009 regulation, this car antenna is designed to Split type structure, is made up of antenna oscillator and mounting seat, and antenna oscillator and mounting seat are threaded connection to be combined, and antenna oscillator is easily lost, entire physical is caused to lose efficacy.Long too high antenna oscillator, too increases the resistance of wind, frangibility in vehicle travels.
Occurred that a kind of aspect ratio was lower afterwards, the shark fin type car antenna of external form better appearance, adopts helical antenna oscillator in its shell.
Helical antenna is a slow wave system.The propagation velocity of electromagnetic wave on spiral axial direction is much less than aerial speed, so wavelength is also corresponding much short, thus much short by the geometrical length of the helical antenna of conductor spiral comparable straight line element antenna.
Because the space that helical antenna takies in limited shark fin type antenna outer cover is comparatively large, and to receiving the concern of index, people are also not content with use helical antenna.And there is the demand of the multiband combined antenna of the multi-signal receiving functions such as broadcast, mobile communication, satellite navigation and TV, more to how to reduce space that antenna takies further and receive index, propose higher requirement, and become the target of those skilled in the art's effort.
Summary of the invention
For the problems referred to above, the invention provides a kind of umbrella type antenna element and antenna system.This umbrella type antenna element comprises the sheet metal of angled bending, the wire of helical coil, and support portion grades with the connecting portion of antenna amplifier antennafire.
According to one embodiment of present invention, this umbrella type antenna element is the antenna oscillator that AM/FM shares, it comprise be bent into certain angle sheet metal, the wire of helical coil, support portion, the described sheet metal being bent into certain angle, in Open Side Down, supported by the upper end of described support portion, antenna base is fixed in the lower end of described support portion.The described kink being bent into the sheet metal of certain angle is arc-shaped transition bending, makes this kink have one fixed width.
According to another embodiment of the present invention, described in be bent into certain angle sheet metal on have several opening, described opening can be symmetrical or asymmetric relative to described kink.Described opening is rectangular aperture, and described rectangular aperture can cut from described sheet metal completely, or for fixing with described support portion after the bending of cutting from described sheet metal and staying of three limits.
According to another embodiment of the present invention, the wire of described helical coil be placed in be bent into certain angle sheet metal under; The wire of described helical coil is electrically connected with described sheet metal, and the wire of described helical coil is electrically connected with antenna amplifier antennafire.Further, the wire of the described sheet metal and described helical coil that are bent into certain angle is electrically connected to each other by described support portion, the wire of described helical coil is electrically connected with antenna amplifier antennafire by described support portion, or pass through one independently coupling part be electrically connected with antenna amplifier antennafire.What described support portion had a single or double covers copper wire to be electrically connected the wire of described sheet metal and described helical coil.
According to another embodiment of the present invention, from the both sides of described kink to the sheet metal of downward-extension in respective side, long limit with extension, this extension surrounds described support portion from behind respectively to making sheet metal after inner bending.
The present invention also provides a kind of antenna system, comprising: the wire, support portion, amplifier circuit, base, outer cover etc. that are bent into the sheet metal of certain angle, helical coil.Described antenna system comprises the combination in any of satellite navigation aerial receiver module, mobile communication antenna receiver module, terrestrial TV antennas receiver module further, and above-mentioned antenna receive module can be electrically connected to the amplifier circuit of function combination or be electrically connected to respective amplifier circuit respectively.
Above-mentioned umbrella type antenna element and antenna system, can have the function of the multiband combined antenna of the multi-signal receiving functions such as broadcast, mobile communication, satellite navigation and TV, can reduce space that antenna takies further and improve to receive index.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of umbrella type antenna element of the present invention.
Fig. 2 A, 2B are the schematic diagram of an embodiment of umbrella type antenna element of the present invention.
Fig. 3 A, 3B are the schematic diagram of another embodiment of umbrella type antenna element of the present invention.
Fig. 4 A, 4B are the schematic diagram of the antenna system with umbrella type antenna element.
Fig. 5 is the antenna output impedance figure of umbrella type antenna element of the present invention.
Fig. 6 is the antenna output VSWR figure of umbrella type antenna element of the present invention.
Embodiment
The example of the embodiment of the application is described in detail below in conjunction with accompanying drawing.
Fig. 1 is the schematic diagram of umbrella type antenna element of the present invention.Umbrella type antenna element comprises and is bent into the sheet metal 1 of certain angle, the wire 2 of helical coil and support portion 3, support portion 3 is insulating material, the described sheet metal 1 being bent into certain angle, in Open Side Down, supported by the upper end of described support portion 3, antenna base (not shown) is fixed in the lower end of described support portion 3.
Fig. 2 A, 2B are the schematic diagram of one embodiment of the present of invention.Kink 12 is arc-shaped transition bending, from the both sides of kink 12 to the sheet metal 1 of downward-extension in respective side, long limit with extension 11 (shown in dotted line), the visual feelings in extension 11 determine its size, it surrounds support portion 3 (encirclement described herein can be part or all of encirclement as required) from behind respectively to making sheet metal 1 after inner bending.This adjustable structure receiving parameter or sheet metal 1 is fixed relative to support portion 3.
Fig. 3 A, 3B are the schematic diagram of another embodiment of umbrella type antenna element of the present invention.In the present embodiment, sheet metal 1 has multiple rectangular aperture 15, some rectangular aperture 15 is symmetric relative to the center line A-A ' of the kink 12 of sheet metal 1, and rectangular aperture 15 also can be rectangular aperture, and the adjustment of opening on indexs such as the gains of antenna has impact.Opening is not be necessary for rectangle, can be any shape.Neither be symmetrical.Above-mentioned opening 15 can cut from sheet metal 1 completely, or three limits are cut from described sheet metal 1 and stayed, and fix with it after bending inwards for clamping described support portion 3.
In another embodiment of the present invention, rectangular aperture 15 inwardly or outwards can pinch folding near the region 16 of sheet metal 1 lower limb, kink 12 is made to bend an angle, to adapt to the antenna cover of shark fin in downward (direction to support portion 3).
According to embodiments of the invention, the wire 2 of helical coil is placed under reclinate sheet metal 1; The wire 2 of helical coil is electrically connected with sheet metal 1, and is electrically connected with antenna amplifier antennafire; Sheet metal 1 can be electrically connected to each other by support portion 3 with the wire 2 of helical coil; The wire 2 of helical coil can be electrically connected with antenna amplifier antennafire by support portion 3, or pass through one independently coupling part be electrically connected with antenna amplifier antennafire.
According to another embodiment of the invention, what support portion 3 can have a single or double covers copper wire to be electrically connected the wire 2 of described sheet metal 1 and described helical coil.
The embodiment other according to the present invention, need not be symmetrical relative to kink 12 to the sheet metal 1 of downward-extension from the both sides of kink 12, can have different sizes, shape or opening angle; The wire 2 of helical coil also need not be placed under reclinate sheet metal 1, can partly or entirely be placed in outside reclinate sheet metal 1.
Fig. 5, Fig. 6 are the resolution chart of the broadcast band of actual measurement, and the better effects of antenna of the present invention can be described.
According to umbrella type antenna element of the present invention, a kind of antenna system with umbrella type antenna element can be formed, for car antenna Received signal strength, as shown in Fig. 4 A, 4B, it comprises: the wire 2, support portion 3, amplifier circuit, base, outer cover etc. that are bent into the sheet metal 1 of certain angle, helical coil.Because umbrella type antenna element takes up room less, therefore antenna system may further include satellite navigation aerial receiver module 61, mobile communication antenna receiver module or terrestrial TV antennas receiver module 62 etc., or their combination in any, make antenna possess multiband, multiduty receiving function.Above-mentioned antenna receive module can be electrically connected to the amplifier circuit of multifunctional combination, also can be electrically connected to respective amplifier circuit respectively.
In sum, umbrella type antenna element of the present invention and the antenna system be made up of it, reasonable in design, compact conformation, compact, multiple reception antenna can be set in common shark fin type car antenna outer cover, reception is good, effectively can solve that existing car antenna is long easily to be lost, and the space of multifunctional combination antenna is larger, complex structure, the aspect Problems existing such as manufacturing cost is high.
Claims (8)
1. a umbrella type antenna element, comprise be bent into certain angle sheet metal, the wire of helical coil, support portion, the described sheet metal being bent into certain angle is that Open Side Down, and supported by the upper end of described support portion, antenna base is fixed in the lower end of described support portion; The described kink being bent into the sheet metal of certain angle is arc-shaped transition bending, makes this kink have one fixed width; From the both sides of described kink to the sheet metal of downward-extension in respective side, long limit with extension,
It is characterized in that, this extension surrounds described support portion respectively to the one side towards extension making sheet metal from support portion after inner bending,
The wire of described helical coil is electrically connected with described sheet metal, and the wire of described helical coil is electrically connected with antenna amplifier antennafire.
2. umbrella type antenna element according to claim 1, is characterized in that, described in be bent into certain angle sheet metal on have several opening, described opening can be symmetrical or asymmetric relative to described kink.
3. umbrella type antenna element according to claim 2, it is characterized in that, described opening is rectangular aperture, and described rectangular aperture cuts from described sheet metal completely, or for fixing with described support portion after the bending of cutting from described sheet metal and staying of three limits.
4. umbrella type antenna element according to claim 1, is characterized in that, the wire of described helical coil be placed in be bent into certain angle sheet metal under.
5. umbrella type antenna element according to claim 4, it is characterized in that, the wire of the described sheet metal and described helical coil that are bent into certain angle is electrically connected to each other by described support portion, the wire of described helical coil is electrically connected with antenna amplifier antennafire by described support portion, or pass through one independently coupling part be electrically connected with antenna amplifier antennafire.
6. umbrella type antenna element according to claim 4, is characterized in that, what described support portion had a single or double covers copper wire to be electrically connected the wire of described sheet metal and described helical coil.
7. there is an antenna system for umbrella type antenna element, it is characterized in that, comprising: the umbrella antenna oscillator according to any one of claim 1-6, and amplifier circuit, base and outer cover.
8. the antenna system with umbrella type antenna element according to claim 7, it is characterized in that, comprise the combination in any of satellite navigation aerial receiver module, mobile communication antenna receiver module, terrestrial TV antennas receiver module further, above-mentioned antenna receive module is electrically connected to the amplifier circuit of multifunctional combination or is electrically connected to respective amplifier circuit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210118101.XA CN103378409B (en) | 2012-04-20 | 2012-04-20 | Umbrella type antenna element and antenna system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210118101.XA CN103378409B (en) | 2012-04-20 | 2012-04-20 | Umbrella type antenna element and antenna system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103378409A CN103378409A (en) | 2013-10-30 |
| CN103378409B true CN103378409B (en) | 2016-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210118101.XA Expired - Fee Related CN103378409B (en) | 2012-04-20 | 2012-04-20 | Umbrella type antenna element and antenna system |
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| CN (1) | CN103378409B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104581092A (en) * | 2014-12-31 | 2015-04-29 | 健富塑胶五金制品（东莞）有限公司 | Double-signal reflection cover device |
| CN108023171B (en) * | 2017-12-14 | 2024-04-02 | 广东盛路通信科技股份有限公司 | Umbrella-shaped antenna oscillator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101390256A (en) * | 2006-11-22 | 2009-03-18 | 日本安特尼株式会社 | Antenna device |
| CN101939876A (en) * | 2008-07-11 | 2011-01-05 | 日本安特尼株式会社 | Antenna assembly |
| EP2413425A2 (en) * | 2010-07-30 | 2012-02-01 | Yokowo Co., Ltd. | Antenna device |
| CN202651349U (en) * | 2012-04-20 | 2013-01-02 | 卜放 | Umbrella-shaped antenna oscillator |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009051605B4 (en) * | 2009-11-02 | 2022-08-18 | Continental Automotive Gmbh | Highly integrated multi-band fin antenna for a vehicle |
| CN201741800U (en) * | 2010-05-21 | 2011-02-09 | 比科(天津)电子有限公司 | Automobile-used antenna device |
-
2012
- 2012-04-20 CN CN201210118101.XA patent/CN103378409B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101390256A (en) * | 2006-11-22 | 2009-03-18 | 日本安特尼株式会社 | Antenna device |
| CN101939876A (en) * | 2008-07-11 | 2011-01-05 | 日本安特尼株式会社 | Antenna assembly |
| EP2413425A2 (en) * | 2010-07-30 | 2012-02-01 | Yokowo Co., Ltd. | Antenna device |
| CN202651349U (en) * | 2012-04-20 | 2013-01-02 | 卜放 | Umbrella-shaped antenna oscillator |
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| CN103378409A (en) | 2013-10-30 |
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Effective date of registration: 20171205 Address after: 112531 1 groups of Jintun village, Jinjia Town, Changtu County, Tieling, Liaoning Province, 1, 2, 3, 4 and 5 Patentee after: Amphenol three Pu (Liaoning) Automotive Electronics Co. Address before: 110027 No. 18, Lin Hai Road, Shenyang economic and Technological Development Zone, Liaoning Patentee before: Bo Fang |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160316 Termination date: 20200420 |